""ET TROJAN Konni APT MalDoc Activity (GET)""

SID: 2037081

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_06_22, deployment Perimeter, malware_family KONNI, signature_severity Major, updated_at 2022_06_22

Reference:

  • md5

  • 66fba06e965f9a6ea192db7f452ea9b6

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: ".php?name="

  • Value: "&tp=Microsoft|20|Windows"

  • Value: !"&"

Within:

PCRE: "/^Host\x3a\x20[^\r\n]+\r\nConnection\x3a\x20[^\r\n]+\r\n\r\n$/H"

Special Options:

  • http_method

  • http_uri

  • http_uri

  • fast_pattern

  • http_uri

source